FM 2-20 War Department Field Manual, Cavalry Reconnaissance Troop, Mechanized 1944-02-24
"The purpose of this manual is to present the organization, characteristics, and missions of the cavalry reconnaissance troop, mechanized; and to set forth doctrine for its training and tactical employment. The scope of this manual includes discussion and illustration of organization, equipment, training, and methods of employment of the mechanized cavalry reconnaissance troop and its components, designed to simplify and speed training and to facilitate understanding of basic doctrine. Sections include: employment of cavalry reconnaissance troop (mechanized, infantry division, and cavalry reconnaissance squadron, mechanized), river crossings, signal communication, logistics."
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